22111210223112 has 64 divisors (see below), whose sum is σ = 56215953000000. Its totient is φ = 7245350913024.

The previous prime is 22111210223087. The next prime is 22111210223153. The reversal of 22111210223112 is 21132201211122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107866188 + ... + 108070980.

It is an arithmetic number, because the mean of its divisors is an integer number (878374265625).

Almost surely, 2^{22111210223112} is an apocalyptic number.

It is an amenable number.

22111210223112 is an abundant number, since it is smaller than the sum of its proper divisors (34104742776888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22111210223112 is a wasteful number, since it uses less digits than its factorization.

22111210223112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281110 (or 281106 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 22111210223112 its reverse (21132201211122), we get a palindrome (43243411434234).

The spelling of 22111210223112 in words is "twenty-two trillion, one hundred eleven billion, two hundred ten million, two hundred twenty-three thousand, one hundred twelve".